Bologna to Trieste trains might be a good value for money solution: travelling in Italy by train is often rather cheap and faster than taking a bus indeed Trains leave from Bologna Centrale and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Bologna to Trieste train schedule: the first train leaves at 07:20, while the last ride is at 21:10. A Bologna to Trieste train cost about 23.90 €. But how long is the train ride from Bologna to Trieste? Your journey takes about 4 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Bologna to Trieste and find low cost tickets starting from 12 €! If you need to travel this week, prices range from 16.50 € to 23.90€. Booking your train ticket a few weeks in advance though, you can find low cost trains from Bologna to Trieste with fares starting from 9.90€, saving 70% on average.